Why can't I get the foot and the ankle move with the rest of the leg?
The main problem is that you are setting lots of IK constraints. To fix this I disabled the IK constraints for all bones except for the leg.lower_L.001 bone. To disable the IK you click on the eye icon as shown below:



Then I select the leg.lower_L.001 bone and set the chain length of its IK constraint to 3 to affect the whole leg (it's 3 parents) and now the IK works great as shown below:



To move the bones in edit mode, you will need to select the whole bones and move them together as shown: